content: /*
   * 支付宝开放平台API
   * 支付宝开放平台v3协议文档
   *
   * The version of the OpenAPI document: 2025-08-26
   * 
   *
   * NOTE: This class is auto generated by OpenAPI Generator (https://openapi-generator.tech).
   * https://openapi-generator.tech
   * Do not edit the class manually.
   */
  
  
  package com.alipay.v3.model;
  
  import java.util.Objects;
  import java.util.Arrays;
  import com.google.gson.TypeAdapter;
  import com.google.gson.annotations.JsonAdapter;
  import com.google.gson.annotations.SerializedName;
  import com.google.gson.stream.JsonReader;
  import com.google.gson.stream.JsonWriter;
  import io.swagger.annotations.ApiModel;
  import io.swagger.annotations.ApiModelProperty;
  import java.io.IOException;
  
  import com.google.gson.Gson;
  import com.google.gson.GsonBuilder;
  import com.google.gson.JsonArray;
  import com.google.gson.JsonDeserializationContext;
  import com.google.gson.JsonDeserializer;
  import com.google.gson.JsonElement;
  import com.google.gson.JsonObject;
  import com.google.gson.JsonParseException;
  import com.google.gson.TypeAdapterFactory;
  import com.google.gson.reflect.TypeToken;
  
  import java.lang.reflect.Type;
  import java.util.HashMap;
  import java.util.HashSet;
  import java.util.Map;
  import java.util.Map.Entry;
  import java.util.Set;
  
  import com.alipay.v3.JSON;
  
  /**
   * AlipayEbppBillAddModel
   */
  @javax.annotation.Generated(value = "org.openapitools.codegen.languages.JavaClientCodegen")
  public class AlipayEbppBillAddModel {
    public static final String SERIALIZED_NAME_BANK_BILL_NO = "bank_bill_no";
    @SerializedName(SERIALIZED_NAME_BANK_BILL_NO)
    private String bankBillNo;
  
    public static final String SERIALIZED_NAME_BILL_DATE = "bill_date";
    @SerializedName(SERIALIZED_NAME_BILL_DATE)
    private String billDate;
  
    public static final String SERIALIZED_NAME_BILL_KEY = "bill_key";
    @SerializedName(SERIALIZED_NAME_BILL_KEY)
    private String billKey;
  
    public static final String SERIALIZED_NAME_CHARGE_INST = "charge_inst";
    @SerializedName(SERIALIZED_NAME_CHARGE_INST)
    private String chargeInst;
  
    public static final String SERIALIZED_NAME_EXTEND_FIELD = "extend_field";
    @SerializedName(SERIALIZED_NAME_EXTEND_FIELD)
    private String extendField;
  
    public static final String SERIALIZED_NAME_MERCHANT_ORDER_NO = "merchant_order_no";
    @SerializedName(SERIALIZED_NAME_MERCHANT_ORDER_NO)
    private String merchantOrderNo;
  
    public static final String SERIALIZED_NAME_MOBILE = "mobile";
    @SerializedName(SERIALIZED_NAME_MOBILE)
    private String mobile;
  
    public static final String SERIALIZED_NAME_ORDER_TYPE = "order_type";
    @SerializedName(SERIALIZED_NAME_ORDER_TYPE)
    private String orderType;
  
    public static final String SERIALIZED_NAME_OWNER_NAME = "owner_name";
    @SerializedName(SERIALIZED_NAME_OWNER_NAME)
    private String ownerName;
  
    public static final String SERIALIZED_NAME_PAY_AMOUNT = "pay_amount";
    @SerializedName(SERIALIZED_NAME_PAY_AMOUNT)
    private String payAmount;
  
    public static final String SERIALIZED_NAME_SERVICE_AMOUNT = "service_amount";
    @SerializedName(SERIALIZED_NAME_SERVICE_AMOUNT)
    private String serviceAmount;
  
    public static final String SERIALIZED_NAME_SUB_ORDER_TYPE = "sub_order_type";
    @SerializedName(SERIALIZED_NAME_SUB_ORDER_TYPE)
    private String subOrderType;
  
    public static final String SERIALIZED_NAME_TRAFFIC_LOCATION = "traffic_location";
    @SerializedName(SERIALIZED_NAME_TRAFFIC_LOCATION)
    private String trafficLocation;
  
    public static final String SERIALIZED_NAME_TRAFFIC_REGULATIONS = "traffic_regulations";
    @SerializedName(SERIALIZED_NAME_TRAFFIC_REGULATIONS)
    private String trafficRegulations;
  
    public AlipayEbppBillAddModel() { 
    }
  
    public AlipayEbppBillAddModel bankBillNo(String bankBillNo) {
      
      this.bankBillNo = bankBillNo;
      return this;
    }
  
     /**
     * 外部订单号
     * @return bankBillNo
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "20130916", value = "外部订单号")
  
    public String getBankBillNo() {
      return bankBillNo;
    }
  
  
    public void setBankBillNo(String bankBillNo) {
      this.bankBillNo = bankBillNo;
    }
  
  
    public AlipayEbppBillAddModel billDate(String billDate) {
      
      this.billDate = billDate;
      return this;
    }
  
     /**
     * 账单的账期，格式为 yyyyMMdd。例如：202012表示2020年12月的账单。
     * @return billDate
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "201203", value = "账单的账期，格式为 yyyyMMdd。例如：202012表示2020年12月的账单。")
  
    public String getBillDate() {
      return billDate;
    }
  
  
    public void setBillDate(String billDate) {
      this.billDate = billDate;
    }
  
  
    public AlipayEbppBillAddModel billKey(String billKey) {
      
      this.billKey = billKey;
      return this;
    }
  
     /**
     * 账单单据号，例如水费单号，手机号，电费号，信用卡卡号。没有唯一性要求。
     * @return billKey
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "3388102012376451", value = "账单单据号，例如水费单号，手机号，电费号，信用卡卡号。没有唯一性要求。")
  
    public String getBillKey() {
      return billKey;
    }
  
  
    public void setBillKey(String billKey) {
      this.billKey = billKey;
    }
  
  
    public AlipayEbppBillAddModel chargeInst(String chargeInst) {
      
      this.chargeInst = chargeInst;
      return this;
    }
  
     /**
     * 支付宝给每个出账机构指定了一个对应的英文短名称来唯一表示该收费单位。
     * @return chargeInst
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "BJCEB", value = "支付宝给每个出账机构指定了一个对应的英文短名称来唯一表示该收费单位。")
  
    public String getChargeInst() {
      return chargeInst;
    }
  
  
    public void setChargeInst(String chargeInst) {
      this.chargeInst = chargeInst;
    }
  
  
    public AlipayEbppBillAddModel extendField(String extendField) {
      
      this.extendField = extendField;
      return this;
    }
  
     /**
     * 扩展属性
     * @return extendField
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "{\"key1\":\"value1\",\"key2\":\"value2\",\"key3\":\"value3\",\"key4\":\"value4\"}", value = "扩展属性")
  
    public String getExtendField() {
      return extendField;
    }
  
  
    public void setExtendField(String extendField) {
      this.extendField = extendField;
    }
  
  
    public AlipayEbppBillAddModel merchantOrderNo(String merchantOrderNo) {
      
      this.merchantOrderNo = merchantOrderNo;
      return this;
    }
  
     /**
     * 输出机构的业务流水号，需要保证唯一性
     * @return merchantOrderNo
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "201203031234567", value = "输出机构的业务流水号，需要保证唯一性")
  
    public String getMerchantOrderNo() {
      return merchantOrderNo;
    }
  
  
    public void setMerchantOrderNo(String merchantOrderNo) {
      this.merchantOrderNo = merchantOrderNo;
    }
  
  
    public AlipayEbppBillAddModel mobile(String mobile) {
      
      this.mobile = mobile;
      return this;
    }
  
     /**
     * 用户的手机号
     * @return mobile
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "15987838584", value = "用户的手机号")
  
    public String getMobile() {
      return mobile;
    }
  
  
    public void setMobile(String mobile) {
      this.mobile = mobile;
    }
  
  
    public AlipayEbppBillAddModel orderType(String orderType) {
      
      this.orderType = orderType;
      return this;
    }
  
     /**
     * 支付宝订单类型。枚举支持： *JF：公共事业缴纳。 *WUYE：物业缴费。 *HK：信用卡还款。 *TX：通讯缴费。
     * @return orderType
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "JF", value = "支付宝订单类型。枚举支持： *JF：公共事业缴纳。 *WUYE：物业缴费。 *HK：信用卡还款。 *TX：通讯缴费。")
  
    public String getOrderType() {
      return orderType;
    }
  
  
    public void setOrderType(String orderType) {
      this.orderType = orderType;
    }
  
  
    public AlipayEbppBillAddModel ownerName(String ownerName) {
      
      this.ownerName = ownerName;
      return this;
    }
  
     /**
     * 拥有该账单的用户姓名
     * @return ownerName
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "织绫", value = "拥有该账单的用户姓名")
  
    public String getOwnerName() {
      return ownerName;
    }
  
  
    public void setOwnerName(String ownerName) {
      this.ownerName = ownerName;
    }
  
  
    public AlipayEbppBillAddModel payAmount(String payAmount) {
      
      this.payAmount = payAmount;
      return this;
    }
  
     /**
     * 缴费金额。用户支付的总金额。单位为 元（人民币）。取值范围为[0.01，100000000.00]，精确到小数点后两位。
     * @return payAmount
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "23.45", value = "缴费金额。用户支付的总金额。单位为 元（人民币）。取值范围为[0.01，100000000.00]，精确到小数点后两位。")
  
    public String getPayAmount() {
      return payAmount;
    }
  
  
    public void setPayAmount(String payAmount) {
      this.payAmount = payAmount;
    }
  
  
    public AlipayEbppBillAddModel serviceAmount(String serviceAmount) {
      
      this.serviceAmount = serviceAmount;
      return this;
    }
  
     /**
     * 账单的服务费。
     * @return serviceAmount
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "8", value = "账单的服务费。")
  
    public String getServiceAmount() {
      return serviceAmount;
    }
  
  
    public void setServiceAmount(String serviceAmount) {
      this.serviceAmount = serviceAmount;
    }
  
  
    public AlipayEbppBillAddModel subOrderType(String subOrderType) {
      
      this.subOrderType = subOrderType;
      return this;
    }
  
     /**
     * 子业务类型是业务类型的下一级概念。枚举支持： *WATER：缴水费。 *ELECTRIC：缴电费。 *GAS：缴燃气费。 *COMMUN：缴固话宽带费。 *CATV：缴有线电视费。 *WUYE：缴物业费。 *RC：定期还车贷代扣。 *RH：定期还房贷代扣。 *RR：定期还房租代扣。 *RN：定期还网贷代扣。 *CZ：手机充值代扣。 例如：WATER表示JF下面的水费。
     * @return subOrderType
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "WATER", value = "子业务类型是业务类型的下一级概念。枚举支持： *WATER：缴水费。 *ELECTRIC：缴电费。 *GAS：缴燃气费。 *COMMUN：缴固话宽带费。 *CATV：缴有线电视费。 *WUYE：缴物业费。 *RC：定期还车贷代扣。 *RH：定期还房贷代扣。 *RR：定期还房租代扣。 *RN：定期还网贷代扣。 *CZ：手机充值代扣。 例如：WATER表示JF下面的水费。")
  
    public String getSubOrderType() {
      return subOrderType;
    }
  
  
    public void setSubOrderType(String subOrderType) {
      this.subOrderType = subOrderType;
    }
  
  
    public AlipayEbppBillAddModel trafficLocation(String trafficLocation) {
      
      this.trafficLocation = trafficLocation;
      return this;
    }
  
     /**
     * 交通违章地点，sub_order_type&#x3D;TRAFFIC时填写。
     * @return trafficLocation
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "浙江,杭徽高速", value = "交通违章地点，sub_order_type=TRAFFIC时填写。")
  
    public String getTrafficLocation() {
      return trafficLocation;
    }
  
  
    public void setTrafficLocation(String trafficLocation) {
      this.trafficLocation = trafficLocation;
    }
  
  
    public AlipayEbppBillAddModel trafficRegulations(String trafficRegulations) {
      
      this.trafficRegulations = trafficRegulations;
      return this;
    }
  
     /**
     * 违章行为，sub_order_type&#x3D;TRAFFIC时填写。
     * @return trafficRegulations
    **/
    @javax.annotation.Nullable
    @ApiModelProperty(example = "闯红灯", value = "违章行为，sub_order_type=TRAFFIC时填写。")
  
    public String getTrafficRegulations() {
      return trafficRegulations;
    }
  
  
    public void setTrafficRegulations(String trafficRegulations) {
      this.trafficRegulations = trafficRegulations;
    }
  
    /**
     * A container for additional, undeclared properties.
     * This is a holder for any undeclared properties as specified with
     * the 'additionalProperties' keyword in the OAS document.
     */
    private Map<String, Object> additionalProperties;
  
    /**
     * Set the additional (undeclared) property with the specified name and value.
     * If the property does not already exist, create it otherwise replace it.
     *
     * @param key name of the property
     * @param value value of the property
     * @return the AlipayEbppBillAddModel instance itself
     */
    public AlipayEbppBillAddModel putAdditionalProperty(String key, Object value) {
      if (this.additionalProperties == null) {
          this.additionalProperties = new HashMap<String, Object>();
      }
      this.additionalProperties.put(key, value);
      return this;
    }
  
    /**
     * Return the additional (undeclared) property.
     *
     * @return a map of objects
     */
    public Map<String, Object> getAdditionalProperties() {
      return additionalProperties;
    }
  
    /**
     * Return the additional (undeclared) property with the specified name.
     *
     * @param key name of the property
     * @return an object
     */
    public Object getAdditionalProperty(String key) {
      if (this.additionalProperties == null) {
          return null;
      }
      return this.additionalProperties.get(key);
    }
  
  
    @Override
    public boolean equals(Object o) {
      if (this == o) {
        return true;
      }
      if (o == null || getClass() != o.getClass()) {
        return false;
      }
      AlipayEbppBillAddModel alipayEbppBillAddModel = (AlipayEbppBillAddModel) o;
      return Objects.equals(this.bankBillNo, alipayEbppBillAddModel.bankBillNo) &&
          Objects.equals(this.billDate, alipayEbppBillAddModel.billDate) &&
          Objects.equals(this.billKey, alipayEbppBillAddModel.billKey) &&
          Objects.equals(this.chargeInst, alipayEbppBillAddModel.chargeInst) &&
          Objects.equals(this.extendField, alipayEbppBillAddModel.extendField) &&
          Objects.equals(this.merchantOrderNo, alipayEbppBillAddModel.merchantOrderNo) &&
          Objects.equals(this.mobile, alipayEbppBillAddModel.mobile) &&
          Objects.equals(this.orderType, alipayEbppBillAddModel.orderType) &&
          Objects.equals(this.ownerName, alipayEbppBillAddModel.ownerName) &&
          Objects.equals(this.payAmount, alipayEbppBillAddModel.payAmount) &&
          Objects.equals(this.serviceAmount, alipayEbppBillAddModel.serviceAmount) &&
          Objects.equals(this.subOrderType, alipayEbppBillAddModel.subOrderType) &&
          Objects.equals(this.trafficLocation, alipayEbppBillAddModel.trafficLocation) &&
          Objects.equals(this.trafficRegulations, alipayEbppBillAddModel.trafficRegulations)&&
          Objects.equals(this.additionalProperties, alipayEbppBillAddModel.additionalProperties);
    }
  
    @Override
    public int hashCode() {
      return Objects.hash(bankBillNo, billDate, billKey, chargeInst, extendField, merchantOrderNo, mobile, orderType, ownerName, payAmount, serviceAmount, subOrderType, trafficLocation, trafficRegulations, additionalProperties);
    }
  
    @Override
    public String toString() {
      StringBuilder sb = new StringBuilder();
      sb.append("class AlipayEbppBillAddModel {\n");
      sb.append("    bankBillNo: ").append(toIndentedString(bankBillNo)).append("\n");
      sb.append("    billDate: ").append(toIndentedString(billDate)).append("\n");
      sb.append("    billKey: ").append(toIndentedString(billKey)).append("\n");
      sb.append("    chargeInst: ").append(toIndentedString(chargeInst)).append("\n");
      sb.append("    extendField: ").append(toIndentedString(extendField)).append("\n");
      sb.append("    merchantOrderNo: ").append(toIndentedString(merchantOrderNo)).append("\n");
      sb.append("    mobile: ").append(toIndentedString(mobile)).append("\n");
      sb.append("    orderType: ").append(toIndentedString(orderType)).append("\n");
      sb.append("    ownerName: ").append(toIndentedString(ownerName)).append("\n");
      sb.append("    payAmount: ").append(toIndentedString(payAmount)).append("\n");
      sb.append("    serviceAmount: ").append(toIndentedString(serviceAmount)).append("\n");
      sb.append("    subOrderType: ").append(toIndentedString(subOrderType)).append("\n");
      sb.append("    trafficLocation: ").append(toIndentedString(trafficLocation)).append("\n");
      sb.append("    trafficRegulations: ").append(toIndentedString(trafficRegulations)).append("\n");
      sb.append("    additionalProperties: ").append(toIndentedString(additionalProperties)).append("\n");
      sb.append("}");
      return sb.toString();
    }
  
    /**
     * Convert the given object to string with each line indented by 4 spaces
     * (except the first line).
     */
    private String toIndentedString(Object o) {
      if (o == null) {
        return "null";
      }
      return o.toString().replace("\n", "\n    ");
    }
  
  
    public static HashSet<String> openapiFields;
    public static HashSet<String> openapiRequiredFields;
  
    static {
      // a set of all properties/fields (JSON key names)
      openapiFields = new HashSet<String>();
      openapiFields.add("bank_bill_no");
      openapiFields.add("bill_date");
      openapiFields.add("bill_key");
      openapiFields.add("charge_inst");
      openapiFields.add("extend_field");
      openapiFields.add("merchant_order_no");
      openapiFields.add("mobile");
      openapiFields.add("order_type");
      openapiFields.add("owner_name");
      openapiFields.add("pay_amount");
      openapiFields.add("service_amount");
      openapiFields.add("sub_order_type");
      openapiFields.add("traffic_location");
      openapiFields.add("traffic_regulations");
  
      // a set of required properties/fields (JSON key names)
      openapiRequiredFields = new HashSet<String>();
    }
  
   /**
    * Validates the JSON Object and throws an exception if issues found
    *
    * @param jsonObj JSON Object
    * @throws IOException if the JSON Object is invalid with respect to AlipayEbppBillAddModel
    */
    public static void validateJsonObject(JsonObject jsonObj) throws IOException {
        if (jsonObj == null) {
          if (AlipayEbppBillAddModel.openapiRequiredFields.isEmpty()) {
            return;
          } else { // has required fields
            throw new IllegalArgumentException(String.format("The required field(s) %s in AlipayEbppBillAddModel is not found in the empty JSON string", AlipayEbppBillAddModel.openapiRequiredFields.toString()));
          }
        }
        if (jsonObj.get("bank_bill_no") != null && !jsonObj.get("bank_bill_no").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `bank_bill_no` to be a primitive type in the JSON string but got `%s`", jsonObj.get("bank_bill_no").toString()));
        }
        if (jsonObj.get("bill_date") != null && !jsonObj.get("bill_date").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `bill_date` to be a primitive type in the JSON string but got `%s`", jsonObj.get("bill_date").toString()));
        }
        if (jsonObj.get("bill_key") != null && !jsonObj.get("bill_key").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `bill_key` to be a primitive type in the JSON string but got `%s`", jsonObj.get("bill_key").toString()));
        }
        if (jsonObj.get("charge_inst") != null && !jsonObj.get("charge_inst").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `charge_inst` to be a primitive type in the JSON string but got `%s`", jsonObj.get("charge_inst").toString()));
        }
        if (jsonObj.get("extend_field") != null && !jsonObj.get("extend_field").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `extend_field` to be a primitive type in the JSON string but got `%s`", jsonObj.get("extend_field").toString()));
        }
        if (jsonObj.get("merchant_order_no") != null && !jsonObj.get("merchant_order_no").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `merchant_order_no` to be a primitive type in the JSON string but got `%s`", jsonObj.get("merchant_order_no").toString()));
        }
        if (jsonObj.get("mobile") != null && !jsonObj.get("mobile").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `mobile` to be a primitive type in the JSON string but got `%s`", jsonObj.get("mobile").toString()));
        }
        if (jsonObj.get("order_type") != null && !jsonObj.get("order_type").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `order_type` to be a primitive type in the JSON string but got `%s`", jsonObj.get("order_type").toString()));
        }
        if (jsonObj.get("owner_name") != null && !jsonObj.get("owner_name").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `owner_name` to be a primitive type in the JSON string but got `%s`", jsonObj.get("owner_name").toString()));
        }
        if (jsonObj.get("pay_amount") != null && !jsonObj.get("pay_amount").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `pay_amount` to be a primitive type in the JSON string but got `%s`", jsonObj.get("pay_amount").toString()));
        }
        if (jsonObj.get("service_amount") != null && !jsonObj.get("service_amount").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `service_amount` to be a primitive type in the JSON string but got `%s`", jsonObj.get("service_amount").toString()));
        }
        if (jsonObj.get("sub_order_type") != null && !jsonObj.get("sub_order_type").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `sub_order_type` to be a primitive type in the JSON string but got `%s`", jsonObj.get("sub_order_type").toString()));
        }
        if (jsonObj.get("traffic_location") != null && !jsonObj.get("traffic_location").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `traffic_location` to be a primitive type in the JSON string but got `%s`", jsonObj.get("traffic_location").toString()));
        }
        if (jsonObj.get("traffic_regulations") != null && !jsonObj.get("traffic_regulations").isJsonPrimitive()) {
          throw new IllegalArgumentException(String.format("Expected the field `traffic_regulations` to be a primitive type in the JSON string but got `%s`", jsonObj.get("traffic_regulations").toString()));
        }
    }
  
    public static class CustomTypeAdapterFactory implements TypeAdapterFactory {
      @SuppressWarnings("unchecked")
      @Override
      public <T> TypeAdapter<T> create(Gson gson, TypeToken<T> type) {
         if (!AlipayEbppBillAddModel.class.isAssignableFrom(type.getRawType())) {
           return null; // this class only serializes 'AlipayEbppBillAddModel' and its subtypes
         }
         final TypeAdapter<JsonElement> elementAdapter = gson.getAdapter(JsonElement.class);
         final TypeAdapter<AlipayEbppBillAddModel> thisAdapter
                          = gson.getDelegateAdapter(this, TypeToken.get(AlipayEbppBillAddModel.class));
  
         return (TypeAdapter<T>) new TypeAdapter<AlipayEbppBillAddModel>() {
             @Override
             public void write(JsonWriter out, AlipayEbppBillAddModel value) throws IOException {
               JsonObject obj = thisAdapter.toJsonTree(value).getAsJsonObject();
               obj.remove("additionalProperties");
               // serialize additonal properties
               if (value.getAdditionalProperties() != null) {
                 for (Map.Entry<String, Object> entry : value.getAdditionalProperties().entrySet()) {
                   if (entry.getValue() instanceof String)
                     obj.addProperty(entry.getKey(), (String) entry.getValue());
                   else if (entry.getValue() instanceof Number)
                     obj.addProperty(entry.getKey(), (Number) entry.getValue());
                   else if (entry.getValue() instanceof Boolean)
                     obj.addProperty(entry.getKey(), (Boolean) entry.getValue());
                   else if (entry.getValue() instanceof Character)
                     obj.addProperty(entry.getKey(), (Character) entry.getValue());
                   else {
                     obj.add(entry.getKey(), gson.toJsonTree(entry.getValue()).getAsJsonObject());
                   }
                 }
               }
               elementAdapter.write(out, obj);
             }
  
             @Override
             public AlipayEbppBillAddModel read(JsonReader in) throws IOException {
               JsonObject jsonObj = elementAdapter.read(in).getAsJsonObject();
               validateJsonObject(jsonObj);
               // store additional fields in the deserialized instance
               AlipayEbppBillAddModel instance = thisAdapter.fromJsonTree(jsonObj);
               for (Map.Entry<String, JsonElement> entry : jsonObj.entrySet()) {
                 if (!openapiFields.contains(entry.getKey())) {
                   if (entry.getValue().isJsonPrimitive()) { // primitive type
                     if (entry.getValue().getAsJsonPrimitive().isString())
                       instance.putAdditionalProperty(entry.getKey(), entry.getValue().getAsString());
                     else if (entry.getValue().getAsJsonPrimitive().isNumber())
                       instance.putAdditionalProperty(entry.getKey(), entry.getValue().getAsNumber());
                     else if (entry.getValue().getAsJsonPrimitive().isBoolean())
                       instance.putAdditionalProperty(entry.getKey(), entry.getValue().getAsBoolean());
                     else
                       throw new IllegalArgumentException(String.format("The field `%s` has unknown primitive type. Value: %s", entry.getKey(), entry.getValue().toString()));
                   } else { // non-primitive type
                     instance.putAdditionalProperty(entry.getKey(), gson.fromJson(entry.getValue(), HashMap.class));
                   }
                 }
               }
               return instance;
             }
  
         }.nullSafe();
      }
    }
  
   /**
    * Create an instance of AlipayEbppBillAddModel given an JSON string
    *
    * @param jsonString JSON string
    * @return An instance of AlipayEbppBillAddModel
    * @throws IOException if the JSON string is invalid with respect to AlipayEbppBillAddModel
    */
    public static AlipayEbppBillAddModel fromJson(String jsonString) throws IOException {
      return JSON.getGson().fromJson(jsonString, AlipayEbppBillAddModel.class);
    }
  
   /**
    * Convert an instance of AlipayEbppBillAddModel to an JSON string
    *
    * @return JSON string
    */
    public String toJson() {
      return JSON.getGson().toJson(this);
    }
  }
  
  